git.sesse.net Git - casparcg/blob - common/env.cpp

   1 /*
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
   3 *
   4 * This file is part of CasparCG (www.casparcg.com).
   5 *
   6 * CasparCG is free software: you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation, either version 3 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * CasparCG is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
  18 *
  19 * Author: Robert Nagy, ronag89@gmail.com
  20 */
  21
  22 #include "stdafx.h"
  23
  24 #include "env.h"
  25
  26 #include "../version.h"
  27
  28 #include "except.h"
  29 #include "log.h"
  30 #include "string.h"
  31
  32 #include <boost/property_tree/ptree.hpp>
  33 #include <boost/property_tree/xml_parser.hpp>
  34 #include <boost/filesystem.hpp>
  35 #include <boost/thread/once.hpp>
  36
  37 #include <functional>
  38 #include <iostream>
  39
  40 namespace caspar { namespace env {
  41
  42 std::wstring media;
  43 std::wstring log;
  44 std::wstring ftemplate;
  45 std::wstring data;
  46 std::wstring font;
  47 boost::property_tree::wptree pt;
  48
  49 void check_is_configured()
  50 {
  51         if(pt.empty())
  52                 CASPAR_THROW_EXCEPTION(invalid_operation() << msg_info(L"Enviroment properties has not been configured"));
  53 }
  54
  55 void configure(const std::wstring& filename)
  56 {
  57         try
  58         {
  59                 auto initialPath = boost::filesystem3::initial_path().wstring();
  60
  61                 std::wifstream file(initialPath + L"\\" + filename);
  62                 boost::property_tree::read_xml(file, pt, boost::property_tree::xml_parser::trim_whitespace | boost::property_tree::xml_parser::no_comments);
  63
  64                 auto paths      = pt.get_child(L"configuration.paths");
  65                 media           = paths.get(L"media-path", initialPath + L"\\media\\");
  66                 log                     = paths.get(L"log-path", initialPath + L"\\log\\");
  67                 ftemplate       = boost::filesystem3::complete(paths.get(L"template-path", initialPath + L"\\template\\")).wstring();
  68                 data            = paths.get(L"data-path", initialPath + L"\\data\\");
  69                 font            = paths.get(L"font-path", initialPath + L"\\fonts\\");
  70
  71                 try
  72                 {
  73                         for(auto it = boost::filesystem::directory_iterator(initialPath); it != boost::filesystem::directory_iterator(); ++it)
  74                         {
  75                                 if(it->path().wstring().find(L".fth") != std::wstring::npos)
  76                                 {
  77                                         auto from_path = *it;
  78                                         auto to_path = boost::filesystem::path(ftemplate + L"/" + it->path().wstring());
  79
  80                                         if(boost::filesystem::exists(to_path))
  81                                                 boost::filesystem::remove(to_path);
  82
  83                                         boost::filesystem::copy_file(from_path, to_path);
  84                                 }
  85                         }
  86                 }
  87                 catch(...)
  88                 {
  89                         CASPAR_LOG_CURRENT_EXCEPTION();
  90                         CASPAR_LOG(error) << L"Failed to copy template-hosts from initial-path to template-path.";
  91                 }
  92         }
  93         catch(...)
  94         {
  95                 CASPAR_LOG(error) << L" ### Invalid configuration file. ###";
  96                 throw;
  97         }
  98
  99         try
 100         {
 101                 try
 102                 {
 103                         auto log_path = boost::filesystem::path(log);
 104                         if(!boost::filesystem::exists(log_path))
 105                                 boost::filesystem::create_directories(log_path);
 106                 }
 107                 catch(...)
 108                 {
 109                         log = L"./";
 110                 }
 111
 112                 auto media_path = boost::filesystem::path(media);
 113                 if(!boost::filesystem::exists(media_path))
 114                         boost::filesystem::create_directories(media_path);
 115
 116                 auto template_path = boost::filesystem::path(ftemplate);
 117                 if(!boost::filesystem::exists(template_path))
 118                         boost::filesystem::create_directories(template_path);
 119
 120                 auto data_path = boost::filesystem::path(data);
 121                 if(!boost::filesystem::exists(data_path))
 122                         boost::filesystem::create_directories(data_path);
 123         }
 124         catch(...)
 125         {
 126                 CASPAR_LOG_CURRENT_EXCEPTION();
 127                 CASPAR_LOG(error) << L"Failed to create configured directories.";
 128         }
 129 }
 130
 131 const std::wstring& media_folder()
 132 {
 133         check_is_configured();
 134         return media;
 135 }
 136
 137 const std::wstring& log_folder()
 138 {
 139         check_is_configured();
 140         return log;
 141 }
 142
 143 const std::wstring& template_folder()
 144 {
 145         check_is_configured();
 146         return ftemplate;
 147 }
 148
 149 const std::wstring& data_folder()
 150 {
 151         check_is_configured();
 152         return data;
 153 }
 154
 155 const std::wstring& font_folder()
 156 {
 157         check_is_configured();
 158         return font;
 159 }
 160
 161 #define QUOTE(str) #str
 162 #define EXPAND_AND_QUOTE(str) QUOTE(str)
 163
 164 const std::wstring& version()
 165 {
 166         static std::wstring ver = u16(
 167                         EXPAND_AND_QUOTE(CASPAR_GEN)    "."
 168                         EXPAND_AND_QUOTE(CASPAR_MAYOR)  "."
 169                         EXPAND_AND_QUOTE(CASPAR_MINOR)  "."
 170                         CASPAR_REV      " "
 171                         CASPAR_TAG);
 172         return ver;
 173 }
 174
 175 const boost::property_tree::wptree& properties()
 176 {
 177         check_is_configured();
 178         return pt;
 179 }
 180
 181 std::wstring system_font_folder()
 182 {
 183         return L"C:\\windows\\Fonts\\";
 184 }
 185
 186 }}